Hereof, Ubala njani ukuthambeka kwezitepsi? I-Slope of staircase ibalwa nge-trigonometric formula leyo Tanθ elilingana nomlinganiselo wechasasi elimeleneyo kunxantathu wasekunene njenge Tanθ = isichasi/esikufuphi, kunye no θ = tan^-1 (ichasa/eyameneyo), kwaye eli xabiso le theta (θ) liya kusinika ukuthambeka kwezinyuko ngezidanga. .
Yeyiphi eyona ndlela ifanelekileyo yokunyuka nokubaleka izinyuko? Umgaqo jikelele (e-US) ngu 7-11 (ukunyuka kwe-intshi ezi-7 kunye ne-11 intshi ukubaleka) (17.78cm-27.94cm). Ngokuchanekileyo, akukho ngaphezulu kwe-7 3/4 intshi (19.7cm) yesinyusi (ethe nkqo) kunye nobuncinci be-intshi ezili-10 (25.4cm) yokunyathela (horizontal okanye inyathelo).
Ukongeza Kokuphi ukuthambeka okuphezulu kwezitebhisi? Imimiselo ye-OSHA yezitebhisi zoshishino ivumela ubuninzi be isidanga 45 Ukuthambeka kwezinyuko. Iimfuno ze-IBC ze-egress stairs zivumela ukuya kwi-angle ye-32.4 degree kwi-slope stair.
Uthini umthetho we-18 kwizinyuko? Umthetho omnye uthi ukunyuka dibanisa ukubaleka (r+R) kufuneka ilingane 18 intshi. Ngoba? Yiloo nto abantu abaninzi abayifumanisa iluhambo olutofotofo kwizinyuko ezininzi. Unokukopela kancinci phezulu okanye phantsi, kodwa ngaphantsi kwe-17 "nangaphezulu kwe-19" iya kubangela amanyathelo adinga umkhondo nokuba mkhulu kakhulu okanye omncinci kakhulu kubantu abaninzi.
Yintoni ikhowudi yokuphakama kwezinyuko?
(1) Ukunyuka kwazo zonke izinyuko kwizinyuko kuya kuba hayi ngaphantsi kwe 4 intshi okanye mkhulu kune 7 1/2 intshizi. (2) Ukubaleka akusayi kuba ngaphantsi kwee-intshi ezili-10 njengoko kulinganiswe ngokuthe tye phakathi kweenqwelomoya ezithe nkqo kwezona ngqikelelo zokunyathela ezikufutshane.
Ingaba i-intshi ezi-8 inyathelo eliphezulu kakhulu? Iikhowudi zokwakha kwiindawo ezininzi zichaza ubude benqanaba eliphezulu kunye nobubanzi obuncinci bokunyathela, kodwa kwiindawo apho kungachazwanga, iBhunga lamaGosa oKwakha aseMelika kunye neBhunga leKhowudi yamazwe ngamazwe bobabini bacebisa ukunyuka ukuba hayi ngaphezulu kwe 7.75 intshi kwaye ibaleka ingabikho ngaphantsi kwe-intshizi ezili-10.
Ngaba izinyuko ezingama-45 zimnqantsa kakhulu? Izinyuko ezisemgangathweni zine-11" yokunyathela kunye nezinyusi ezisi-7. Ukusebenzisa ezo milinganiselo izitepsi eziku-45° zinokuba ne-7″ yokunyathela (encinci kakhulu) ene-7″ izinyusi okanye i-11″ yokunyathela nge-11″ yokunyuka (enkulu kakhulu). Ewe kunjalo, i-45 ° stairs ingumnqantsa kakhulu kwaye okubaluleke ngakumbi ayisondeli nokudibana nekhowudi yokwakha.
Kukuphi ukunyuka okuphezulu kwenyathelo?
(1) Ukunyuka kwazo zonke izinyuko kwizinyuko kuya kuba hayi ngaphantsi kwe 4 intshi okanye mkhulu kune 7 1/2 intshizi. (2) Ukubaleka akusayi kuba ngaphantsi kwee-intshi ezili-10 njengoko kulinganiswe ngokuthe tye phakathi kweenqwelomoya ezithe nkqo kwezona ngqikelelo zokunyathela ezikufutshane.
Kwakhona Uthini umthetho we-intshi we-17 18 kwi-stair frameming? 17-18 INDLELA - OMNYE UPHUMELE 24-25 INDLELA YOKWENZA – ISAMBULO SEZIMBINI ZOKUNYUKA KUNYE NOMTHETHO WOMNYATHELO OMNYE KUNYE UKUBA KUFANELE KULINGANE PHAKATHI KOKULINGANA PHAKATHI KAMA-24 KUNYE NE-25 I-Intshi. UBUMNA BUKUNYUKA KWE-73/4 I-Intshi kunye NOBUNCINCI BOKUQHUBEKA KWE-10.
Yintoni ikhowudi yokumisa izinyuko?
Ubuncinane obucetyisiweyo bokuhla ngezitephusi ubude yi 36″ (okanye ubude nobubanzi obukhulu ngokwaneleyo kunokujingi kocango ukuba kukho ucango olubanzi). Lo mgangatho wokuma okanye weqonga udla ngokuchazwa “njengobuncinane be-intshi ezingama-36 kwicala lokuhamba.
Kutheni izinyuko zinoMlebe? Eyona njongo iphambili yekhala ukuphucula ukhuseleko lwe-staircase. Njengoko ikhupha kancinci ngaphaya komda wokunyathela, inika indawo eyongezelelweyo kubasebenzisi ukubeka iinyawo zabo.
Ingaba isinyusi kufuneka sijinge kude kangakanani kwisinyusi?
Iimfuno ezamkelekileyo zokugqitha ngokuhambelana ne-IRC protrude 3/4″ ukuya ku-1-1/4” ngaphaya kobuso besikhuphukeli okanye umgca wokunyuka ukuze uqinisekise ukuba uhamba ngee-intshi ezili-10. I-overhang inyusa indawo yokubeka unyawo kwi-tread, kodwa ayitshintshi ubunzulu bokuhamba, okanye ukunyathela ubunzulu phantsi kwenkcazo ye-IRC.
Ingaba izinyusi ziyafuneka kwizinyuko?
I-ADA ithi zonke izinyuko kunye nezinyuko kufuneka zibe nokuphakama okufanayo kunye nobubanzi bokunyathela. Elinye icandelo likwachaza ukuba ukunyathela kwezitepsi akukwazi ukudlula kwi-stair riser ngaphezu kwe-1/2" kwaye kufuneka kugobe okanye kufakwe i-beveled ukunceda ukukhusela ukuwa ukusuka kwinqanaba.
Ubunzulu kangakanani inyathelo eliphakathi? Umndilili wenyathelo loBude, ububanzi, kunye nobunzulu
Umyinge wenyathelo ukuphakama eMelika yi-7.5 intshi. Ubunzulu ngokubanzi malunga nee-intshi ezi-9. Ukuya kuthi ga kububanzi, okanye indawo ende yezitebhisi, ngokuyintloko ifikelela kumninimzi.
Ngaba izinyuko zifuna izinyusi? Izinyusi eziqinileyo azifuneki kwizinyuko ezingafunekiyo ukuba zihambelane neCandelo 1009.3, ngaphandle kokuba ukuvuleka phakathi kokunyathela akuvumeli ukudlula kwengqukuva kunye nobubanzi bee-intshi ezi-4 (102 mm).
Buthini ubude benyathelo?
IiMfuno eziMgangatho zeStair Riser Height
I-OSHA 1910.25(c)(2) idinga izitebhisi ezisemgangathweni ukuba zibenobude obuphezulu bokunyuka 9.5 intshi (24 cm). I-IBC 1011.5. Isi-2 sifuna ukuba ukuphakama kwezitephusi kuya kuba yi-intshi ezi-7 (178 mm) ubuninzi kunye ne-4 intshi (102 mm) ubuncinane.
Kutheni le nto izinyuko zinyuka kangaka kwizindlu ezindala? Izinyuko zingumnqantsa kwindlu endala ngenxa yezizathu ezininzi. … Kwakhona, amanyathelo anyukayo aye ixhaphake kakhulu ngenxa yokuba igumbi lokulala elaneleyo ngaphakathi kwizinyuko lalingeyonto ibalulekileyo. Abantu bebebancinci kunanamhlanje kwaye bekungeyonto inkulu ukuthoba intloko kancinci njengoko usihla ngezinyuko.
Ngaba inyathelo le-intshi eli-10 liphezulu kakhulu?
Iikhowudi zokwakha kwiindawo ezininzi zichaza ubude benyathelo eliphezulu kunye nobubanzi obuncinci bokunyathela, kodwa kwiindawo apho kungachazwanga, iBhunga lamaGosa oKwakha aseMelika kunye neBhunga leKhowudi yamazwe ngamazwe bobabini bacebisa ukunyuka ukuba kungabi ngaphezu kwe-7.75 intshi kwaye ibaleka ingabikho ngaphantsi kwe-intshizi ezili-10.
Kufuneka inyathelo libe ne-overhang engakanani? Iimfuno zokungena
I-nosing on treads, yikholelwe okanye ungayikholelwa, inomlinganiselo omncinci wekhowudi kunye nobuninzi bendlela iiprojekthi ze-nosing ezikude kangakanani kwinqanaba elilandelayo. IiNosings ziyafuneka ukuxhoma ngaphezulu a ubuncinane be ¾-ngaphakathi. ukuya kubuninzi be-1-¼-ngaphakathi.
Ndingenza njani ukunyathela kwam nzulu?
- Hlehlisa impumlo yezinyathela ezikhoyo ukuze ukunyathela ngakunye kungaphumeleli ngaphaya kwebhodi yokunyuka.
- Ukulinganisa ukunyathela okukhoyo kunye nokusika iibhodi ezintsha kunyathela ngalunye. …
- Ukusabalalisa i-adhesive yokwakha ngokulinganayo phezu kwesitebhisi sokuqala.
- Beka isitebhisi esitsha kwindawo yokuqala. …
- Ngesando izikhonkwane 2-intshi emingxunyeni.
Ngaba i-stair stringers 2 × 10 okanye 2 × 12? Kwamkelekile kwaye ngaphakathi kwezikhokelo zekhowudi yokwakha ukusebenzisa nokuba yiyiphi 2×10 okanye 2×12 dimensional amaplanga ukwenza iseti yezinyuko; nangona kunjalo, i-stair stringer akufanele ibe ngaphantsi kwe-intshi ye-3.5 ububanzi kwindawo yayo encinci ukunika amandla aneleyo omthwalo izitebhisi ziya kuxhasa.
Yintoni ububanzi bezinyuko obutofotofo?
Kwiindawo zikawonke-wonke ubuncinane ubuncinane be-44” (112 cm) kufuneka kuhlangatyezwane nazo—ukubonelela indawo eyaneleyo yomntu omnye kwaye kuvumeleke ukudlula ngokuxinana kwabantu ababini. Uluhlu olukhululekileyo lwezinyuko zabantu ababini phakathi kwe-49" (125 cm) ukuya kuma-60" (152 cm). Kubasebenzisi abathathu ngaxeshanye, ubuncinci be-74 "(188 cm) iyacetyiswa.